package com.example.homework3;

import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.widget.Toast;

import androidx.fragment.app.DialogFragment;

public class setMultiChoiceItems extends DialogFragment {
    private String[] genders = new String[]{"Man","Women"};
    private setMultiChoiceItems.NotifyDialogListener listener;

    public interface NotifyDialogListener{
        public void onDialogPositiveClicked(String gender);
    }

    public void setListener(setMultiChoiceItems.NotifyDialogListener listener){
        this.listener=listener;
    }

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState){
        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
        builder.setTitle("多选对话框")
                .setMultiChoiceItems(genders, null, new DialogInterface.OnMultiChoiceClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which, boolean isChecked) {
                        if (isChecked){
//                            selectedItems.add(genders[which]);
                            listener.onDialogPositiveClicked(genders[which]);
                        }
                        else {
//                            selectedItems.remove(genders[which]);
                            listener.onDialogPositiveClicked(genders[which]);
                        }
                    }
                })
                .setPositiveButton("确定", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        Toast.makeText(getActivity().getApplicationContext(),"你确定了",Toast.LENGTH_SHORT).show();
                    }
                })
                .setNegativeButton("取消", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        Toast.makeText(getActivity().getApplicationContext(),"你取消了",Toast.LENGTH_SHORT).show();
                    }
                });
        return builder.create();
    }
}
